SB2024010326 - Multiple vulnerabilities in Extreme Networks IQ Engine

Description

This security bulletin contains information about 2 vulnerabilities.

1) Missing Authentication for Critical Function (CVE-ID: CVE-2023-46271)

CWE-ID: CWE-306 - Missing Authentication for Critical Function

CVSSv4: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to missing authentication for critical function within the ah_webui service. A remote attacker on the local network can bypass authentication and execute arbitrary code on the target system.

2) Stack-based buffer overflow (CVE-ID: CVE-2023-46272)

CWE-ID: CWE-121 - Stack-based buffer overflow

CVSSv4: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the ah_auth service. A remote unauthenticated attacker on the local network can trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Remediation

Install update from vendor's website.

References

• https://www.zerodayinitiative.com/advisories/ZDI-23-1766/
• https://extreme-networks.my.site.com/ExtrArticleDetail?an=000115354&q=CVE-2023-46271
• https://www.zerodayinitiative.com/advisories/ZDI-23-1765/
• https://extreme-networks.my.site.com/ExtrArticleDetail?an=000115355&q=CVE-2023-46272